/* ============================================================================
   ResearchAnalyser · portada de módulos (modulos.html)
   Usa los tokens y las fuentes de theme.css. Paleta corporativa USACH.
   ============================================================================ */
*{box-sizing:border-box}
body.portal{
  margin:0;color:var(--pizarra);font:15.5px/1.6 var(--font-ui);-webkit-font-smoothing:antialiased;
  background:
    radial-gradient(900px 420px at 12% -6%,rgba(0,164,153,.12),transparent 70%),
    radial-gradient(760px 380px at 100% 4%,rgba(73,139,202,.10),transparent 70%),
    var(--mist);
  min-height:100vh;
}
body.portal a{color:inherit;text-decoration:none}
body.portal :is(a,button):focus-visible{outline:2px solid var(--turquesa-ink);outline-offset:4px}

/* Cabecera */
body.portal header{position:sticky;top:0;z-index:10;background:rgba(255,255,255,.86);backdrop-filter:saturate(1.4) blur(14px);-webkit-backdrop-filter:saturate(1.4) blur(14px);border-bottom:1px solid var(--line)}
body.portal header::after{content:'';position:absolute;left:0;right:0;bottom:-1px;height:3px;background:var(--cinta)}
.header-inner{max-width:1240px;margin:auto;padding:0 28px;min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.identity{display:flex;align-items:center;gap:18px;min-width:0}
.identity img{width:126px;height:44px;object-fit:contain}
.identity-copy{padding-left:18px;border-left:1px solid var(--line-2);display:flex;flex-direction:column}
.identity-copy b{font:600 23px/1.15 var(--font-display);letter-spacing:-.02em;color:var(--pizarra)}
.identity-copy span{font-size:13.5px;color:var(--pizarra-3);font-weight:500}
.portal-actions{display:flex;align-items:center;gap:14px;flex-wrap:wrap;justify-content:flex-end}
.portal-languages{display:flex;gap:2px;padding:3px;border:1px solid var(--line);border-radius:999px;background:var(--soft)}
.portal-languages button{font:500 13px/1.4 var(--font-ui);letter-spacing:.02em;color:var(--pizarra-3);border:0;background:transparent;border-radius:999px;padding:6px 10px;cursor:pointer}
.portal-languages button.on{background:#fff;box-shadow:0 1px 3px rgba(38,46,53,.12);color:var(--pizarra);font-weight:600}
.header-link{display:inline-flex;align-items:center;gap:10px;min-height:40px;padding:0 16px;border:1px solid var(--line-2);border-radius:999px;background:#fff;font-size:14px;font-weight:600;color:var(--turquesa-ink);transition:background .15s,border-color .15s}
.header-link:hover{background:var(--turquesa-tint);border-color:var(--turquesa-tint-2)}
.header-link i{font-size:13px}

main{max-width:1240px;margin:0 auto;padding:32px 28px 64px}

/* Portada */
.portal-cover{
  position:relative;isolation:isolate;overflow:hidden;
  display:grid;grid-template-columns:minmax(0,1.4fr) minmax(300px,.9fr);gap:56px;align-items:center;
  padding:26px 36px;border-radius:18px;color:#fff;
  background:
    radial-gradient(700px 360px at 90% 0%,rgba(0,164,153,.32),transparent 70%),
    radial-gradient(560px 320px at 0% 100%,rgba(231,117,0,.16),transparent 70%),
    linear-gradient(135deg,#2C353C 0%,#394049 58%,#3E474F 100%);
  box-shadow:var(--shadow-2),inset 0 1px 0 rgba(255,255,255,.08);
}
.portal-cover::before{content:'';position:absolute;inset:0;z-index:-1;background:var(--constellation-teal) right -120px top -40px/min(58%,700px) auto no-repeat;opacity:.7;-webkit-mask-image:linear-gradient(90deg,transparent 45%,#000 82%);mask-image:linear-gradient(90deg,transparent 45%,#000 82%)}
.portal-cover::after{content:'';position:absolute;inset:0;z-index:-1;background:var(--constellation-orange) left -140px bottom -220px/520px auto no-repeat;opacity:.35;-webkit-mask-image:linear-gradient(180deg,transparent 40%,#000 90%);mask-image:linear-gradient(180deg,transparent 40%,#000 90%)}
.eyebrow{display:inline-flex;align-items:center;gap:10px;margin-bottom:10px;font-size:14px;font-weight:500;color:var(--turquesa-glow)}
.eyebrow i{width:22px;height:2px;border-radius:2px;background:var(--turquesa-glow)}
.portal-cover h1{font:600 clamp(26px,2.6vw,36px)/1.1 var(--font-display);letter-spacing:-.025em;margin:0 0 10px;color:#fff;text-wrap:balance}
.cover-copy p{font-size:16px;line-height:1.7;color:#C8D0D6;max-width:520px;margin:0}
.cover-unit{align-self:stretch;display:flex;flex-direction:column;justify-content:center;padding-left:44px;border-left:1px solid rgba(255,255,255,.14)}
.cover-unit-label{font-size:14px;font-weight:500;color:var(--naranjo-glow);margin-bottom:14px}
.cover-unit strong{display:block;font:600 20px/1.2 var(--font-display);letter-spacing:-.02em;color:#fff;margin-bottom:6px}
.cover-unit p{font-size:14.5px;line-height:1.6;color:#C8D0D6;margin:0 0 12px}
.cover-figures{display:flex;gap:28px;padding-top:12px;border-top:1px solid rgba(255,255,255,.14)}
.cover-figures b{display:block;font:600 26px/1 var(--font-display);letter-spacing:-.03em;color:#fff;font-variant-numeric:tabular-nums}
.cover-figures span{display:block;margin-top:6px;font-size:14px;color:#B9C3CA}
.cover-figures div:first-child b{color:var(--turquesa-glow)}
.cover-figures div:last-child b{color:var(--naranjo-glow)}

/* Elección de módulo */
.module-heading{display:flex;align-items:baseline;gap:16px;flex-wrap:wrap;margin:44px 4px 18px}
.module-heading h2{font:600 30px/1.2 var(--font-display);letter-spacing:-.025em;margin:0;color:var(--pizarra)}
.module-heading p{font-size:14.5px;color:var(--pizarra-3);margin:0}
.module-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.module-card{
  --mc:var(--turquesa);--mc-ink:var(--turquesa-ink);--mc-deep:var(--turquesa-deep);--mc-tint:var(--turquesa-tint);--mc-tint-2:var(--turquesa-tint-2);
  display:flex;flex-direction:column;overflow:hidden;min-width:0;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-xl);box-shadow:var(--shadow-1);
  transition:transform .2s,box-shadow .2s,border-color .2s;
}
.module-card.theses{--mc:var(--naranjo);--mc-ink:var(--naranjo-ink);--mc-deep:var(--naranjo-deep);--mc-tint:var(--naranjo-tint);--mc-tint-2:var(--naranjo-tint-2)}
.module-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:var(--mc-tint-2)}
.card-band{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:26px 30px;background:linear-gradient(135deg,var(--mc-tint),color-mix(in srgb,var(--mc-tint) 35%,#fff));border-bottom:1px solid var(--mc-tint-2)}
.module-icon{display:grid;place-items:center;width:52px;height:52px;border-radius:16px;background:var(--mc-ink);color:#fff;font-size:20px;box-shadow:0 10px 20px -10px color-mix(in srgb,var(--mc-ink) 80%,transparent)}
.module-count{text-align:right}
.module-count b{display:block;font:600 44px/1 var(--font-display);letter-spacing:-.035em;color:var(--mc-ink);font-variant-numeric:tabular-nums}
.module-count span{display:block;margin-top:6px;font-size:14px;color:var(--pizarra-3)}
.card-body{display:flex;flex-direction:column;flex:1;padding:28px 30px 30px}
.module-label{display:inline-flex;align-items:center;gap:9px;margin-bottom:10px;font-size:14px;font-weight:600;color:var(--mc-ink)}
.module-label::before{content:'';width:18px;height:2px;border-radius:2px;background:var(--mc)}
.module-card h3{font:600 34px/1.1 var(--font-display);letter-spacing:-.03em;margin:0 0 12px;color:var(--pizarra)}
.module-description{font-size:15.5px;line-height:1.65;color:var(--pizarra-3);margin:0 0 22px;max-width:460px}
.module-capabilities{list-style:none;margin:0 0 26px;padding:0;display:grid;gap:10px}
.module-capabilities li{display:flex;align-items:flex-start;gap:12px;font-size:15px;color:var(--pizarra-2)}
.module-capabilities i{flex:none;display:grid;place-items:center;width:20px;height:20px;border-radius:50%;background:var(--mc-tint);color:var(--mc-ink);font-size:12px;margin-top:2px}
.module-enter{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:50px;padding:0 20px;border-radius:999px;background:var(--mc-ink);color:#fff;font-size:15px;font-weight:600;transition:background .15s}
.module-card:hover .module-enter{background:var(--mc-deep)}
.module-enter i{font-size:14px;transition:transform .2s}
.module-card:hover .module-enter i{transform:translateX(4px)}

.portal-note{display:flex;align-items:center;gap:14px;margin-top:24px;padding:16px 20px;background:rgba(255,255,255,.75);border:1px solid var(--line);border-radius:var(--r-lg);font-size:14px;line-height:1.6;color:var(--pizarra-3)}
.portal-note i{flex:none;display:grid;place-items:center;width:32px;height:32px;border-radius:10px;background:var(--turquesa-tint);color:var(--turquesa-ink);font-size:14.5px}
footer{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;flex-wrap:wrap;margin-top:40px;padding-top:24px;border-top:1px solid var(--line);font-size:14px;line-height:1.8;color:var(--pizarra-3)}
footer a{display:inline-flex;align-items:center;gap:8px;font-weight:600;color:var(--turquesa-ink)}
footer a:hover{text-decoration:underline;text-underline-offset:3px}
footer a i{font-size:12.5px}

@media(max-width:1000px){
  .portal-cover{gap:36px;padding:44px 40px}
  .cover-unit{padding-left:32px}
}
@media(max-width:820px){
  .header-inner,main{padding-left:20px;padding-right:20px}
  .portal-cover{grid-template-columns:1fr;gap:30px;padding:36px 30px}
  .portal-cover::before{opacity:.45}
  .cover-unit{border-left:0;border-top:1px solid rgba(255,255,255,.14);padding:26px 0 0}
  .module-grid{grid-template-columns:1fr;gap:18px}
}
@media(max-width:620px){
  .header-inner{min-height:64px;padding:10px 16px;flex-wrap:wrap;gap:12px}
  .identity{gap:12px}.identity img{width:96px;height:36px}.identity-copy{padding-left:12px}.identity-copy b{font-size:19px}.identity-copy span{font-size:12.5px}
  .portal-actions{gap:8px;margin-left:auto}.header-link{padding:0 12px;font-size:13.5px}
  main{padding:20px 16px 40px}
  .portal-cover{padding:30px 22px;border-radius:18px}
  .portal-cover h1{font-size:40px}
  .cover-copy p{font-size:15.5px}
  .cover-figures{gap:20px}.cover-figures b{font-size:28px}
  .module-heading{margin-top:30px}.module-heading h2{font-size:25px}
  .card-band{padding:20px 22px}.module-count b{font-size:34px}.card-body{padding:22px}
  .module-card h3{font-size:28px}
  .portal-note{align-items:flex-start;padding:14px 16px}
  footer{flex-direction:column;align-items:flex-start;gap:10px;margin-top:28px}
}
@media(prefers-reduced-motion:reduce){.module-card,.module-enter,.module-enter i{transition:none}.module-card:hover{transform:none}}